2p+15=21

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Solution for 2p+15=21 equation: 


Simplifying
2p + 15 = 21

Reorder the terms:
15 + 2p = 21

Solving
15 + 2p = 21

Solving for variable 'p'.

Move all terms containing p to the left, all other terms to the right.

Add '-15' to each side of the equation.
15 + -15 + 2p = 21 + -15

Combine like terms: 15 + -15 = 0
0 + 2p = 21 + -15
2p = 21 + -15

Combine like terms: 21 + -15 = 6
2p = 6

Divide each side by '2'.
p = 3

Simplifying
p = 3

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